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Module repair – Grass Valley 8977AP-4B User Manual

Page 59

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8977AP-4B/4U — Instruction Manual

59

Service

Note

Please refer to the

Figure 8 on page 18

,

Figure 9 on page 19

, and

Table 1 on

page 20

for the status meaning and the color of the LEDs.

Module Repair

If the module is still not operating correctly, replace it with a known good
spare and return the faulty module to a designated Grass Valley repair
depot. Call your Grass Valley representative for depot location.

Refer to Contacting Grass Valley

on page 4

at the front of this document for

the Grass Valley Customer Service Information number.

Warning

Audio Input: AES 4 Input Signal Not Detected

Yellow

No AES 4 input detected

Yes

Warning

Audio Delay Tracking Input: Signal Not Detected

Yellow

No audio delay tracking input detected after 30 seconds

Yes

Pass

Audio Mode: AES 1 Mismatch Mode (audio
PCM/Non-PCM mode detected different of mode
selected)

Green

PCM on AES 1 status is different of the PCM setting

No

Pass

Audio Mode: AES 2Mismatch Mode (audio
PCM/Non-PCM mode detected different of mode
selected)

Green

PCM on AES 2 status is different of the PCM setting

No

Pass

Audio Mode: AES 3 Mismatch Mode (audio
PCM/Non-PCM mode detected different of mode
selected)

Green

PCM on AES 3 status is different of the PCM setting

No

Pass

Audio Mode: AES 4 Mismatch Mode (audio
PCM/Non-PCM mode detected different of mode
selected)

Green

PCM on AES 4 status is different of the PCM setting

No

Table 4. List of Alarms for 8977AP Module

Alarm

type

Web Page Description

LED

Status

Comments

Status

reported

to the

8900Net

&SNMP

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